The discovery of new Chilean taxa revolutionizes the systematics of Geoplaninae Neotropical land planarians (Platyhelminthes: Tricladida) Author Almeida, Ana Laura Author Álvarez-Presas, Marta Author Carbayo, Fernando text Zoological Journal of the Linnean Society 2023 2022-11-07 197 4 837 898 http://dx.doi.org/10.1093/zoolinnean/zlac072 journal article 10.1093/zoolinnean/zlac072 0024-4082 010109AB-79F5-4E6D-909B-08BB1803E589 HARANA ALMEIDA & CARBAYO GEN. NOV. Zoobank registration: urn: lsid: zoobank. org:act: 210B29EE-FC98-40C1-9EF0-FD6AC66E3B11 Type species: Harana harai Almeida & Carbayo sp. nov. Diagnosis: Haranini with a subcylindrical, small-sized body, approximately 8 mm long. Creeping sole wide. Eyes and sensory pits surround the cephalic region. Eyes marginal. Thickness of cutaneous muscle relative to the body height, 2.3%. Prostatic vesicle extrabulbar. Penis papilla cylindrical. Common ovovitelline duct located ventroposteriorly to female atrium. Female genital canal projects posteriorly from the dorsal region of the female atrium. Figure 17. Harana harai sp. nov. A, dorsal view of the living holotype. Scale not available. The specimen is approximately 8 mm long. B, preserved specimen on graph paper. Figure 18. Harana harai sp. nov. Photomicrographs. A, B, transverse-horizontal sections of the anterior portion of the body, showing the longitudinal tube (arrowhead); anterior region of the body is to the upper side in (B). C, sagittal section through the pharynx and copulatory apparatus. Figure 19. Harana harai sp. nov. A, photomicrograph of a sagittal section through the pharynx, showing subepithelial muscles. B, diagrammatic reconstruction of the copulatory apparatus. C, photomicrograph of a sagittal section through the copulatory apparatus and pharyngeal pouch extending behind it. D, E, photomicrographs of sagittal sections through the copulatory apparatus. Etymology: Harana is derived from, and an homage to, Prof. Dr Marcos Ryotaro Hara (University of São Paulo ) for his contributions to the scientific education of undergraduate and graduate students. The gender is feminine. Distribution: As for that of the tribe.